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  • Question
  • A binary tree with 7 nodes will have how many null branches?


  • Options
  • A. 6
  • B. 7
  • C. 8
  • D. 5

  • Correct Answer


  • Explanation

    A binary tree with n nodes has exactly n+1 null nodes


  • Technology problems


    Search Results


    • 1. Which of the following methods doesn't use sorting?

    • Options
    • A. Insertion
    • B. Deletion
    • C. Exchange
    • D. Selection
    • Discuss
    • 2. Which among the following are not access Specifiers in C++?

    • Options
    • A. Public
    • B. Protected
    • C. Default
    • D. Private
    • Discuss
    • 3. What is the meaning of VSAM RETURN-CODE 28?
    • Discuss
    • 4. What is the IDD in IDMS?
    • Discuss
    • 5. How is sign stored in a COMP field?
    • Discuss
    • 6. What are the methods are available in storing sequential files?

    • Options
    • A. Natural merging
    • B. Polyphase sort
    • C. Distribution of Initial runs
    • D. All the above
    • Discuss
    • 7. What could be the bucket size if collision and overlapping occur at same time?

    • Options
    • A. 2
    • B. 0
    • C. 1
    • D. 4
    • Discuss
    • 8. Default constructor accepts how many arguments?

    • Options
    • A. one
    • B. two
    • C. three
    • D. None
    • Discuss
    • 9. Where is the reference stored?

    • Options
    • A. stack
    • B. heap
    • C. queue
    • D. None
    • Discuss
    • 10. How variable declaration in c++ differs that in c?
    • Discuss


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